In March warmest sea in Florida is usually observed in the following locations: Port St. Lucie, Tampa, Cocoa Beach.
Table below shows the average sea water temperature for marine resorts of Florida in March for the last three years.
| Place name | March 2026 | March 2025 | March 2024 |
|---|---|---|---|
| Port St. Lucie | 73.5°F | 71.5°F | 73.7°F |
| Tampa | 71.5°F | 69.3°F | 71.7°F |
| Cocoa Beach | 71.4°F | 70.0°F | 71.5°F |
| St. Petersburg | 71.0°F | 68.8°F | 71.8°F |
| Sarasota | 70.5°F | 68.6°F | 71.4°F |
| Siesta Key | 70.1°F | 68.5°F | 71.3°F |
| Clearwater Beach | 69.9°F | 67.6°F | 70.4°F |
| Orlando | 66.2°F | 66.3°F | 66.3°F |
| Daytona Beach | 65.0°F | 65.5°F | 65.1°F |
| Kissimmee | 32.0°F | 32.0°F | 32.0°F |
Charts below show average sea water temperature for Florida resorts with the warmest sea in March.
You can also check other months of the year to see sea temperature of Florida resorts at that time.
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